TY - DATA AU - Doyle,Charles ED - Library of Congress. TI - United States v. Comstock: legislative authority under the necessary and proper clause T2 - Report / Congressional Research Service PY - 2019///- CY - [Washington, D.C.] PB - Congressional Research Service KW - United States KW - Adam Walsh Child Protection and Safety Act of 2006 KW - Legislative power KW - Cases KW - Child abuse KW - Law and legislation N1 - The CRS report home page provides access to all versions published since 2018 in accordance with P.L. 115-141; earliest version dated 2014; "Updated January 3, 2012."; CRDP Program record; Report includes bibliographical references UR - https://purl.fdlp.gov/GPO/gpo123617 ER -